What is the benefits of "Namaskar"?

Correct Method & Science Of Doing Namaskar To God
While paying obeisance to God, bring the palms together.
1. The fingers should be held loose (not straight and rigid) while joining the hands or palms.
2. The fingers should be kept close to each other without leaving any space between them.
3. The fingers should be kept away from the thumbs.
4. The inner portion of the palms should not touch each other and there should be some space between them.